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ICPMS daily performance check report, May 16, 2002

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Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 16, 2002.

NYC-WTC_000053706–000053937

Folder label: “ICPMS 5/16/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: AE10163 Sample Date/Time: Thursday, May 16, 2002 11:31:18 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork cit\AE10163.152 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit Be 9 10.333 29.565 0.000' 0.00798 96.20 ug/L Li 6 55009.173 1.625 55009.173 ug/L > Se-1 45 420324.792 0.621 420324.792 ug/L Cr 52 12611.869 0.799 0.015 0.70982 2.83 ug/L Cr 53 1467.133 2.953 0.002 0.66867 7.41 ug/L Mn 55 359862.061 1.869 0.853 23.98881 1.66 ug/L Co 59 375.678 0.307 0.000 0.01601 2.03 ug/L Ni 60 729.037 2.606 0.002 0.31681 2.29 ug/L Cu 63 6168.154 0.574 0.014 1.23720 0.42 ug/L Cu 65 2987.854 3.025 0.007 1.21871 2.66 ug/L Zn 66 3170.585 5.033 0.025 1.45429 5.00 ug/L Zn 67 700.701 1.654 0.006 1.87967 1.95 ug/L Zn 68 2969.182 3.649 0.025 1.93495 4.83 ug/L > Ge 72 95847.458 2.557 95847.458 ug/L As 75 5446.094 2.468 0.007 0.33409 36.30 ug/L Se 77 723.252 5.446 0.001 0.29805 99.15 ug/L Se 82 -16.631 429.030 0.000 0.01432 2231.55 ug/L As-1 75 675.365 4.674 477.361 0.23282 6.61 ug/L Kr 83 1912.554 2.077 -116.360 ug/L Ag 107 1506.808 14.391 0.001 0.06652 29.08 ug/L Cd 111 131.002 10.011 0.000 0.01779 24.91 ug/L Cd 114 282.575 9.607 0.000 0.01844 22.94 ug/L > In 115 1315461.690 0.728 1315461.690 ug/L Sb 121 688.366 8.966 0.000 0.07163 9.52 ug/L Sb 123 520.336 3.982 0.000 0.06989 3.69 ug/L Ba 135 48788.407 1.544 0.026 18.22888 0.66 ug/L Ba 137 85798.861 1.040 0.045 18.37564 1.23 ug/L Ho 165 1912998.138 1.008 -0.006 ug/L > Tb 159 1894184.827 1.109 1894184.827 ug/L Hg 201 122.669 17.567 0.000 0.05526 24.95 ug/L Hg 202 240.006 7.229 0.000 0.04766 9.72 ug/L n 205 670.698 7.017 -0.000 -0.00082 157.51 ug/L Pb 208 5209.630 0.452 0.002 0.07842 1.37 ug/L

Sample ID: AE10163 Report Date/Time: Thursday, May 16, 2002 11:33:14 Page 1

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